Answer:
Theory
Step-by-step explanation:
The theory refers to an explanation of something. It should be understandable also it contains some logic behind that
It is a formal, logical for events that involved the descriptions that related the things to one another
Therefore the above represent the theory
Hence, the same is to be considered
She could write 18 is a multiple of 9 but im nt sure if that answer is correct
25.8 that's what I got hope I could help